Finding the Fourth Proportional to 177,657.20, 245,169.96 and 106,023.32
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Solution
The fourth proportional to 177,657.20, 245,169.96 and 106,023.32 is: 146,313.99
Step by Step Solution
- Step 1: Write the proportion equation
177,657.20 : 245,169.96 = 106,023.32 : x - Step 2: Convert to fraction form
177,657.20/245,169.96 = 106,023.32/x - Step 3: Cross multiply
177,657.20x = 245,169.96 × 106,023.32 - Step 4: Simplify right side
177,657.20x = 25,993,733,123.47 - Step 5: Solve for x
x = 25,993,733,123.47/177,657.20 - Step 6: Final answer
x = 146,313.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.